University of Delaware researchers take water and sediment samples in the St. Lawrence Seaway to study the dynamics of low-oxygen zones.

A study of Oregon’s Coos Bay shows how the bay’s physical features sustain its dissolved oxygen levels while forming a baseline for future research.

Stark County Park District managers study how Sippo Lake affects water quality after sediment load reduction efforts and push place-based learning tools.

Resource managers with Penobscot Indian Nation keep a careful eye on their waterways with help from a Thermo Orion Star portable pH meter and other gear.

U.S. Fish and Wildlife biologists use a YSI Pro2030 meter in work to restore brook trout habitat in New York streams.

While the tendency may be to think of climate change effects as gradual, marine sediment evidence suggests that some large climate effects on the ocean, such as the development of low-oxygen North Pacific “dead zones,” can occur...

With more support for dual nutrient management strategies, Wright State researchers show us how they’re studying nitrogen’s role in runoff and algal blooms.

University of Toronto students’ Drone River project uses state-of-the art drones, sensors and clues from social media to monitor and address river problems.

The Gulf of Mexico dead zone is predicted to be about 5,483 square miles this year, according to a recent press release from the National Oceanic and Atmospheric Administration. Also known as the hypoxic zone, the dead...

This roundup of Thermo Scientific’s Thermo Orion Star A portable meters can help you choose the right one for your project.

Research using climate models suggests that the combined effects of higher temperatures and lower oxygen will drive many marine animals away from their current habitats to areas with more oxygen, according to in a recent press release...

A roundup of Thermo Scientific’s Thermo Orion Star A benchtop meters and information to help choose the right one for your project.

Off the coast of West Africa, swirling eddies carry dead zones with remarkably low oxygen levels at shallow depths, according to an international study.

Dead zones that form nightly in shallow waters make oysters living there more vulnerable to deadly Dermo disease, according to SERC research.

The Craig Brook National Fish Hatchery keeps a watchful eye on dissolved oxygen as part of its mission of saving endangered Atlantic salmon.